Our society seems to value getting by on very little sleep. How many times have you heard someone say, “Yep, I get by on five hours a night,” and you think, “I should be able to do that.”
But the thing is your body needs deep, uninterrupted sleep every night. Sleep is when your brain reorganizes and recharges. When you cut that short, you wake up groggy. You can’t answer a question until you’ve had at least two cups of coffee. You fantasize about taking a nap as you head into a late afternoon meeting. You have a heck of a time staying focused. And good luck getting to the things you want to get done.
You may feel like you’re getting by just fine, but new medical studies show that a lack of regular sleep can have significant health implications – with brain diseases like Alzheimer’s, and on your over-all good health.
I loved a recent write-up in the Smithsonian about how even jellyfish have to sleep. This means that this sea creature becomes completely vulnerable for certain periods of the day or night – and yet has survived for millennia. Continue reading →